package View;


import java.awt.DisplayMode;
import java.awt.EventQueue;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.GraphicsConfiguration;
import java.awt.GraphicsDevice;
import java.awt.GraphicsEnvironment;
import java.awt.Image;
import java.awt.Toolkit;
import java.awt.Window;
import java.awt.image.BufferStrategy;
import java.awt.image.BufferedImage;
import java.lang.reflect.InvocationTargetException;
import java.util.ArrayList;

import javax.swing.ImageIcon;
import javax.swing.JFrame;
import Model.*;
import View.*;
import java.util.Map;

public class SpriteTest1 {
    Map<Integer, DraggableImageComponent> ListOfDragables;
    ArrayList<Action> orderedActions;
    ArrayList<Sprite> SpritesList;
    
  public static void main(String args[]) {
    SpriteTest1 test = new SpriteTest1();
    
    //test.run();
  }

  private static final DisplayMode POSSIBLE_MODES[] = {
      new DisplayMode(800, 600, 32, 0), new DisplayMode(800, 600, 24, 0),
      new DisplayMode(800, 600, 16, 0), new DisplayMode(640, 480, 32, 0),
      new DisplayMode(640, 480, 24, 0), new DisplayMode(640, 480, 16, 0) };

  private static final long DEMO_TIME = 10000;

  private ScreenManager screen;

  private Image bgImage;

  public void loadImages() {
    // load images
      
   this.SpritesList = new ArrayList();
   //create a loop for all accions
    for (int i = 0; i < orderedActions.size(); i++) {
        ArrayList<Image> imgList = this.orderedActions.get(i).getImgsArrayList();
        // create sprite
        Animation anim = new Animation();
        for (int j = 0; j < imgList.size(); j++) {
            anim.addFrame( imgList.get(j), 250 );
        }
        
        Sprite a= new Sprite(anim);
        // start the sprite off moving down and to the right
        a.setVelocityX(this.orderedActions.get(i).getdX());
        a.setVelocityY(this.orderedActions.get(i).getdY());
        this.SpritesList.add(a);
    }
    
  }

  private Image loadImage(String fileName) {
    return new ImageIcon(fileName).getImage();
  }

  public void run(ArrayList<Action> orderedActions,Map<Integer, DraggableImageComponent> ListOfDragables) {
    
    this.orderedActions= orderedActions;
    this.ListOfDragables = ListOfDragables;
    
    screen = new ScreenManager();
    try {
      DisplayMode displayMode = screen
          .findFirstCompatibleMode(POSSIBLE_MODES);
      screen.setFullScreen(displayMode);
      loadImages();
      animationLoop();
    } finally {
      screen.restoreScreen();
    }
  }

  public void animationLoop() {
    long startTime = System.currentTimeMillis();
    long currTime = startTime;

    while (currTime - startTime < DEMO_TIME) {
      long elapsedTime = System.currentTimeMillis() - currTime;
      currTime += elapsedTime;

      // update the sprites
      update(elapsedTime);

      // draw and update the screen
      Graphics2D g = screen.getGraphics();
      draw(g);
      g.dispose();
      screen.update();

      // take a nap
      try {
        Thread.sleep(20);
      } catch (InterruptedException ex) {
      }
    }
  }

  public void update(long elapsedTime) {
    // check sprite bounds
     /*
    if (sprite.getX() < 0) {
      sprite.setVelocityX(sprite.getVelocityX());
    } else if (sprite.getX() + sprite.getWidth() >= screen.getWidth()) {
      sprite.setVelocityX(sprite.getVelocityX());
    }
    if (sprite.getY() < 0) {
      sprite.setVelocityY(sprite.getVelocityY());
    } else if (sprite.getY() + sprite.getHeight() >= screen.getHeight()) {
      sprite.setVelocityY(-sprite.getVelocityY());
    }
    */
    // update sprite
    //sprite.update(elapsedTime);
  }

  public void draw(Graphics g) {
    // draw background
    g.drawImage(bgImage, 0, 0, null);
    //g.clearRect(0, 0, , height);
    // draw sprite
    for(int y=0;y< this.SpritesList.size();y++){
        Sprite current =   this.SpritesList.get(y);
        g.drawImage(current.getImage(), current.getX(),current.getY(), null);
    }
   
  }

}
/**
 * The SimpleScreenManager class manages initializing and displaying full screen
 * graphics modes.
 */

class SimpleScreenManager {

  private GraphicsDevice device;

  /**
   * Creates a new SimpleScreenManager object.
   */
  public SimpleScreenManager() {
    GraphicsEnvironment environment = GraphicsEnvironment
        .getLocalGraphicsEnvironment();
    device = environment.getDefaultScreenDevice();
  }

  /**
   * Enters full screen mode and changes the display mode.
   */
  public void setFullScreen(DisplayMode displayMode, JFrame window) {
    window.setUndecorated(true);
    window.setResizable(false);

    device.setFullScreenWindow(window);
    if (displayMode != null && device.isDisplayChangeSupported()) {
      try {
        device.setDisplayMode(displayMode);
      } catch (IllegalArgumentException ex) {
        // ignore - illegal mode for this device
      }
    }
  }

  /**
   * Returns the window currently used in full screen mode.
   */
  public Window getFullScreenWindow() {
    return device.getFullScreenWindow();
  }

  /**
   * Restores the screen's display mode.
   */
  public void restoreScreen() {
    Window window = device.getFullScreenWindow();
    if (window != null) {
      window.dispose();
    }
    device.setFullScreenWindow(null);
  }

}

class Sprite {

  private Animation anim;

  // position (pixels)
  private int x;

  private int y;

  // velocity (pixels per millisecond)
  private int dx;

  private int dy;

  /**
   * Creates a new Sprite object with the specified Animation.
   */
  public Sprite(Animation anim) {
    this.anim = anim;
  }

  /**
   * Updates this Sprite's Animation and its position based on the velocity.
   */
  public void update(long elapsedTime) {
    x += dx * elapsedTime;
    y += dy * elapsedTime;
    anim.update(elapsedTime);
  }

  /**
   * Gets this Sprite's current x position.
   */
  public int getX() {
    return x;
  }

  /**
   * Gets this Sprite's current y position.
   */
  public int getY() {
    return y;
  }

  /**
   * Sets this Sprite's current x position.
   */
  public void setX(int x) {
    this.x = x;
  }

  /**
   * Sets this Sprite's current y position.
   */
  public void setY(int y) {
    this.y = y;
  }

  /**
   * Gets this Sprite's width, based on the size of the current image.
   */
  public int getWidth() {
    return anim.getImage().getWidth(null);
  }

  /**
   * Gets this Sprite's height, based on the size of the current image.
   */
  public int getHeight() {
    return anim.getImage().getHeight(null);
  }

  /**
   * Gets the horizontal velocity of this Sprite in pixels per millisecond.
   */
  public int getVelocityX() {
    return dx;
  }

  /**
   * Gets the vertical velocity of this Sprite in pixels per millisecond.
   */
  public int getVelocityY() {
    return dy;
  }

  /**
   * Sets the horizontal velocity of this Sprite in pixels per millisecond.
   */
  public void setVelocityX(int dx) {
    this.dx = dx;
  }

  /**
   * Sets the vertical velocity of this Sprite in pixels per millisecond.
   */
  public void setVelocityY(int dy) {
    this.dy = dy;
  }

  /**
   * Gets this Sprite's current image.
   */
  public Image getImage() {
    return anim.getImage();
  }
}

/**
 * The ScreenManager class manages initializing and displaying full screen
 * graphics modes.
 */

class ScreenManager {

  private GraphicsDevice device;

  /**
   * Creates a new ScreenManager object.
   */
  public ScreenManager() {
    GraphicsEnvironment environment = GraphicsEnvironment
        .getLocalGraphicsEnvironment();
    device = environment.getDefaultScreenDevice();
  }

  /**
   * Returns a list of compatible display modes for the default device on the
   * system.
   */
  public DisplayMode[] getCompatibleDisplayModes() {
    return device.getDisplayModes();
  }

  /**
   * Returns the first compatible mode in a list of modes. Returns null if no
   * modes are compatible.
   */
  public DisplayMode findFirstCompatibleMode(DisplayMode modes[]) {
    DisplayMode goodModes[] = device.getDisplayModes();
    for (int i = 0; i < modes.length; i++) {
      for (int j = 0; j < goodModes.length; j++) {
        if (displayModesMatch(modes[i], goodModes[j])) {
          return modes[i];
        }
      }

    }

    return null;
  }

  /**
   * Returns the current display mode.
   */
  public DisplayMode getCurrentDisplayMode() {
    return device.getDisplayMode();
  }

  /**
   * Determines if two display modes "match". Two display modes match if they
   * have the same resolution, bit depth, and refresh rate. The bit depth is
   * ignored if one of the modes has a bit depth of
   * DisplayMode.BIT_DEPTH_MULTI. Likewise, the refresh rate is ignored if one
   * of the modes has a refresh rate of DisplayMode.REFRESH_RATE_UNKNOWN.
   */
  public boolean displayModesMatch(DisplayMode mode1, DisplayMode mode2)

  {
    if (mode1.getWidth() != mode2.getWidth()
        || mode1.getHeight() != mode2.getHeight()) {
      return false;
    }

    if (mode1.getBitDepth() != DisplayMode.BIT_DEPTH_MULTI
        && mode2.getBitDepth() != DisplayMode.BIT_DEPTH_MULTI
        && mode1.getBitDepth() != mode2.getBitDepth()) {
      return false;
    }

    if (mode1.getRefreshRate() != DisplayMode.REFRESH_RATE_UNKNOWN
        && mode2.getRefreshRate() != DisplayMode.REFRESH_RATE_UNKNOWN
        && mode1.getRefreshRate() != mode2.getRefreshRate()) {
      return false;
    }

    return true;
  }

  /**
   * Enters full screen mode and changes the display mode. If the specified
   * display mode is null or not compatible with this device, or if the
   * display mode cannot be changed on this system, the current display mode
   * is used.
   * <p>
   * The display uses a BufferStrategy with 2 buffers.
   */
  public void setFullScreen(DisplayMode displayMode) {
    final JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setUndecorated(true);
    frame.setIgnoreRepaint(true);
    frame.setResizable(false);

    device.setFullScreenWindow(frame);

    if (displayMode != null && device.isDisplayChangeSupported()) {
      try {
        device.setDisplayMode(displayMode);
      } catch (IllegalArgumentException ex) {
      }
      // fix for mac os x
      frame.setSize(displayMode.getWidth(), displayMode.getHeight());
    }
    // avoid potential deadlock in 1.4.1_02
    try {
      EventQueue.invokeAndWait(new Runnable() {
        public void run() {
          frame.createBufferStrategy(2);
        }
      });
    } catch (InterruptedException ex) {
      // ignore
    } catch (InvocationTargetException ex) {
      // ignore
    }
  }

  /**
   * Gets the graphics context for the display. The ScreenManager uses double
   * buffering, so applications must call update() to show any graphics drawn.
   * <p>
   * The application must dispose of the graphics object.
   */
  public Graphics2D getGraphics() {
    Window window = device.getFullScreenWindow();
    if (window != null) {
      BufferStrategy strategy = window.getBufferStrategy();
      return (Graphics2D) strategy.getDrawGraphics();
    } else {
      return null;
    }
  }

  /**
   * Updates the display.
   */
  public void update() {
    Window window = device.getFullScreenWindow();
    if (window != null) {
      BufferStrategy strategy = window.getBufferStrategy();
      if (!strategy.contentsLost()) {
        strategy.show();
      }
    }
    // Sync the display on some systems.
    // (on Linux, this fixes event queue problems)
    Toolkit.getDefaultToolkit().sync();
  }

  /**
   * Returns the window currently used in full screen mode. Returns null if
   * the device is not in full screen mode.
   */
  public JFrame getFullScreenWindow() {
    return (JFrame) device.getFullScreenWindow();
  }

  /**
   * Returns the width of the window currently used in full screen mode.
   * Returns 0 if the device is not in full screen mode.
   */
  public int getWidth() {
    Window window = device.getFullScreenWindow();
    if (window != null) {
      return window.getWidth();
    } else {
      return 0;
    }
  }

  /**
   * Returns the height of the window currently used in full screen mode.
   * Returns 0 if the device is not in full screen mode.
   */
  public int getHeight() {
    Window window = device.getFullScreenWindow();
    if (window != null) {
      return window.getHeight();
    } else {
      return 0;
    }
  }

  /**
   * Restores the screen's display mode.
   */
  public void restoreScreen() {
    Window window = device.getFullScreenWindow();
    if (window != null) {
      window.dispose();
    }
    device.setFullScreenWindow(null);
  }

  /**
   * Creates an image compatible with the current display.
   */
  public BufferedImage createCompatibleImage(int w, int h, int transparancy) {
    Window window = device.getFullScreenWindow();
    if (window != null) {
      GraphicsConfiguration gc = window.getGraphicsConfiguration();
      return gc.createCompatibleImage(w, h, transparancy);
    }
    return null;
  }
}

/**
 * The Animation class manages a series of images (frames) and the amount of
 * time to display each frame.
 */

class Animation {

  private ArrayList frames;

  private int currFrameIndex;

  private long animTime;

  private long totalDuration;

  /**
   * Creates a new, empty Animation.
   */
  public Animation() {
    frames = new ArrayList();
    totalDuration = 0;
    start(0,0);
  }

  /**
   * Adds an image to the animation with the specified duration (time to
   * display the image).
   */
  public synchronized void addFrame(Image image, long duration) {
    totalDuration += duration;
    frames.add(new AnimFrame(image, totalDuration));
  }

  /**
   * Starts this animation over from the beginning.
   */
  public synchronized void start(int x, int y) {
    animTime = 0;
    currFrameIndex = 0;
  }

  /**
   * Updates this animation's current image (frame), if neccesary.
   */
  public synchronized void update(long elapsedTime) {
    if (frames.size() > 1) {
      animTime += elapsedTime;

      if (animTime >= totalDuration) {
        animTime = animTime % totalDuration;
        currFrameIndex = 0;
      }

      while (animTime > getFrame(currFrameIndex).endTime) {
        currFrameIndex++;
      }
    }
  }

  /**
   * Gets this Animation's current image. Returns null if this animation has
   * no images.
   */
  public synchronized Image getImage() {
    if (frames.size() == 0) {
      return null;
    } else {
      return getFrame(currFrameIndex).image;
    }
  }

  private AnimFrame getFrame(int i) {
    return (AnimFrame) frames.get(i);
  }

  private class AnimFrame {

    Image image;

    long endTime;

    public AnimFrame(Image image, long endTime) {
      this.image = image;
      this.endTime = endTime;
    }
  }
}